Debt Consolidation

Remortgage to consolidate debt: how it works and if it's worth it

Folding credit cards, personal loans, and other unsecured debts into your mortgage can replace several repayments with one - but it turns short-term debt into a long-term cost secured against your home. Here's how it works, what it costs, and when it makes sense.

  • We compare a wide range of lenders for debt consolidation remortgages
  • Access expert advice with no pressure to proceed
  • Specialist options if you have adverse credit

Think carefully before securing other debts against your home. Your home may be repossessed if you do not keep up repayments on your mortgage or any other debt secured on it.

What is a debt consolidation remortgage?

A debt consolidation remortgage is when you remortgage your home for more than you currently owe, and use the extra amount released to pay off unsecured debts such as credit cards, personal loans, car finance, store cards, or overdrafts.

  • The result is a single monthly mortgage payment instead of several separate repayments to different creditors
  • Your unsecured debts are paid off in full and closed, and the amount you owed is added to your mortgage balance
  • Because that debt now sits inside your mortgage, it becomes secured against your home rather than unsecured

This can lower your combined monthly outgoings, since mortgage rates are usually lower than credit card or personal loan rates and the repayment term is much longer. But a lower monthly cost isn't the same as a lower total cost - spreading debt over a 20-25 year mortgage term instead of a 3-5 year loan term often means paying more in interest overall, even at a lower rate.

Your home may be repossessed if you do not keep up repayments on your mortgage or any other debt secured on it. Think carefully before securing other debts against your home.

Not sure if consolidating your debt into your mortgage is right for you?

Talk through your total debt picture with an advisor before you decide. We compare options across a wide range of lenders, including those who consider adverse credit.

What is a debt consolidation remortgage?

A remortgage to consolidate debt replaces several separate repayments - credit cards, personal loans, car finance, store cards, overdrafts - with a single monthly mortgage payment. You do this by remortgaging your home for more than you currently owe, releasing the difference as cash, and using that cash to clear your existing unsecured debts.

It's a form of secured borrowing, and that's the key thing to understand before going any further: debts that were previously unsecured become tied to your home. For a broader look at how this fits alongside other secured borrowing routes, see our debt consolidation mortgage hub guide.

Your home may be repossessed if you do not keep up repayments on your mortgage or any other debt secured on it.

How does remortgaging to consolidate debt work?

A remortgage for debt consolidation follows broadly the same process as any other remortgage, with one extra step: working out exactly how much you need to release to clear your target debts. This works in a similar way to any other method to release equity from your home, but here the released funds go directly towards clearing debts rather than another purpose.

How it works

The 5 steps of a debt consolidation remortgage

1

Work out your available equity

Your equity is your property's current value minus your outstanding mortgage balance. This sets the ceiling on how much you could potentially release.

2

Get a Decision in Principle

A Decision in Principle from a lender gives you an early indication of what you could borrow, based on your income, credit profile, and the debts you want to consolidate.

3

The lender assesses your full debt picture

Underwriters look at your total borrowing, not just the mortgage, to check the new payment is affordable, including the debts you're planning to clear.

4

Your new mortgage completes

The new mortgage pays off your existing one, and the surplus funds are released. Some lenders pay your creditors directly rather than releasing cash to you.

5

Clear your target debts

Use the released funds to pay off the debts you planned to consolidate, and close those credit accounts so you're not tempted to use them again.

What does it actually cost to consolidate debt into your mortgage?

Working out what it will actually cost you to consolidate debt UK-wide starts with separating two different questions: what happens to your monthly outgoings, and what happens to the total amount you'll repay over the life of the mortgage. Most guides only answer the first one.

What changes when you consolidate debt into your mortgage

What changes
What that means
Your credit cards and loans
Paid off in full using funds released from your new mortgage, then closed
Your monthly repayments
Several separate payments become one single mortgage payment
Your repayment term
The consolidated debt is repaid over your mortgage term, often 20-25 years, rather than the shorter terms typical of credit cards and personal loans
Total interest paid
Can end up higher over the full term, even though the monthly cost feels lighter, because you're paying interest on the debt for far longer
Upfront costs
Arrangement, valuation, and legal fees typically apply on top of the amount you're borrowing - ask your advisor for current figures

This is the trade-off at the heart of a debt consolidation remortgage: it can ease monthly pressure while increasing what you pay in total. A credit card balance repaid over 3-5 years usually costs less in total interest than the same amount spread across a 20-25 year mortgage term, even though the mortgage rate is typically lower than a credit card rate. Ask an advisor to compare the total cost of both routes before deciding, not just the monthly figure.

Your home may be repossessed if you do not keep up repayments on your mortgage or any other debt secured on it.

Is remortgaging to consolidate debt worth it?

Whether remortgaging to consolidate debt is worth it depends on your total debt picture, how long you've got left on any current fixed deal, and whether you're confident you won't rebuild the same debts again. Here's a balanced look at both sides.

Potential benefits

  • Can lower your combined monthly interest cost compared with a mix of credit cards and personal loans
  • Replaces several repayments and due dates with one single mortgage payment
  • Can ease monthly cashflow pressure, which may help if affordability has been tight
  • May help protect your credit file if unsecured debts were heading towards missed payments or default

Real risks to weigh up

  • Unsecured debt becomes secured against your home - if repayments aren't kept up, repossession becomes a real risk
  • The total amount repaid over the full mortgage term is often higher than if the unsecured debts had been paid off on their original terms
  • Arrangement, valuation, and legal fees add to your borrowing costs upfront
  • If you're mid-way through a fixed-rate deal, an early repayment charge may apply
  • Without a change in spending habits, it's possible to run up new unsecured debt on top of the consolidated mortgage

Am I eligible for a debt consolidation remortgage?

Lender criteria for a debt consolidation remortgage sit close to standard remortgage criteria, with a few extra checks because of the debts you're clearing. Because this type of advice involves moving unsecured debt onto a mortgage, it's regulated by the Financial Conduct Authority - you can check any firm's authorisation on the Financial Conduct Authority register. If your credit history is affected by missed payments, defaults, or a CCJ, mainstream lenders may decline your application, but that doesn't mean remortgaging isn't possible - see our guide to remortgaging with bad credit for the specialist options available.

Eligibility

What lenders look for

Remaining equity

Most lenders want you to keep at least 10-15% equity after consolidating, meaning a maximum loan-to-value of around 85-90%.

Affordability

The new mortgage payment, including the consolidated debt, needs to pass the lender's affordability assessment, which is stress-tested against a higher rate than you'll actually pay.

Credit profile

Most high-street lenders prefer a clean credit history. If you've got missed payments, defaults, or CCJs, specialist lenders may still consider your application.

Employment and income

Employed applicants, self-employed with at least two years of accounts, and those with pension or investment income are generally accepted, though evidence requirements vary by lender.

Property type

Standard construction properties are preferred by most lenders. Some restrict or decline ex-local authority homes or non-standard construction.

Minimum loan size

Many lenders set a minimum loan amount of around £25,000 for a debt consolidation remortgage, so it may not suit smaller debt totals.

Expert help

Weighing up a debt consolidation remortgage?

Every case is different. An advisor can look at your total debts, your current mortgage deal, and your equity to tell you honestly whether consolidating makes sense for you.

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What if you're mid-fix? The early repayment charge decision

If you're thinking about a remortgage to consolidate debt but you're still part-way through a fixed-rate deal, you'll likely face an early repayment charge (ERC) for leaving early. An ERC is a fee your current lender charges for exiting a fixed or discounted deal before the end of its term, typically calculated as a percentage of your outstanding mortgage balance.

Whether it's worth paying an ERC to consolidate now comes down to a simple break-even comparison: if what you'd save each month by consolidating, multiplied by the number of months left on your current fixed deal, comes to more than the ERC itself, exiting early can still work out ahead. If it doesn't, it's usually worth waiting until your current deal ends.

Some lenders will also let you take a further advance on your existing mortgage without triggering an ERC on the original balance - effectively borrowing more from your current lender rather than remortgaging in full. This is worth asking your advisor about before assuming you need to remortgage completely.

Expert insight

Lawrence Howlett

The break-even sum is often more forgiving than people expect, but it only works in your favour if you're confident about how long you'll keep the new mortgage. If you're likely to move house or remortgage again within a year or two, the ERC may never be recovered. Run the numbers with an advisor before deciding to break your current deal early.

Lawrence Howlett,Founder of Money Saving Advisors

Alternatives to consider before you remortgage to consolidate debt

A debt consolidation remortgage isn't the only route, and it isn't automatically the right one. Before deciding, it's worth understanding how it compares with other ways of dealing with unsecured debt.

For more detail on second charge lending, see our guide to secured loans for debt consolidation. If you're struggling to meet minimum payments rather than simply looking to simplify them, debt advice from Citizens Advice or MoneyHelper (0800 138 7777) can help you understand all of your options, including a debt management plan or, in more serious cases, an IVA.

Alternatives

Other ways to deal with unsecured debt

1

Second charge secured loan

A separate loan secured against your home alongside your existing mortgage, rather than replacing it. Often used by homeowners who are mid-fix and want to avoid an early repayment charge on their main mortgage, though your home is still at risk if repayments aren't kept up.

2

Balance transfer credit card

Moving card balances to a new card with a promotional interest-free period can work well for smaller debts and borrowers with a good credit score, without putting your home at risk. It relies on clearing the balance, or securing another transfer, before the promotional period ends.

3

Personal debt consolidation loan

An unsecured loan used to pay off multiple debts, leaving one fixed monthly repayment. It doesn't put your home at risk, but approval and terms depend on your credit score, and loan amounts are typically capped lower than a secured route.

4

Debt management plan

An arrangement, often set up through a free service, that consolidates payments to creditors without new borrowing. Suited to homeowners struggling to meet minimum payments rather than those simply looking to simplify repayments.

5

Waiting and reviewing later

If you're close to the end of a fixed deal, or your debts are manageable as they are, waiting and reviewing your options at the right time can be the lowest-cost path. Speak to an advisor to work out what the right time looks like for you.

Why speak to an advisor before you remortgage to consolidate debt?

We compare a wide range of lenders to find options that fit your total debt picture.

  • We compare a wide range of lenders, including those who consider adverse credit
  • We'll help you weigh the total cost, not just the monthly saving
  • Access expert advice with no pressure to proceed
  • Support if you're mid-fix and need to work out whether an early repayment charge is worth paying

After you consolidate: avoiding debt creep

Every guide on this topic mentions the risk of running up new debt after consolidating - it's rarely followed by anything practical. If you're going ahead with a remortgage to consolidate debt, these three habits make the biggest difference.

After you consolidate

Three ways to avoid rebuilding debt

Close or reduce cleared credit limits

Once a credit card or overdraft is cleared, close the account or ask for the limit to be reduced significantly. An open, empty credit line is often how debt creep starts.

Set a budget review date

Put a date in the diary, three and six months after consolidating, to review your household budget and check spending hasn't drifted back towards the old pattern.

Treat the saving as an overpayment

If your consolidated monthly cost is lower than before, consider directing some of that saving towards mortgage overpayments, within your lender's allowance, to offset the extra interest from a longer term.

Common questions

Frequently asked questions

It's possible, though your options will usually come from specialist rather than mainstream lenders. Missed payments, defaults, or a CCJ don't automatically rule you out, but they do reduce the number of lenders willing to help and may mean a lower maximum loan-to-value. Speak to an advisor who can assess your credit file against current lender criteria - see our guide to remortgaging with bad credit for more detail.

Applying for any new borrowing, including a remortgage, involves a credit check that can cause a small, temporary dip in your credit score. Over time, consolidating can actually help your score if it stops you missing payments on multiple accounts and reduces your overall credit utilisation. The impact depends on your existing credit history and how you manage the mortgage afterwards.

Timelines vary, but a debt consolidation remortgage typically takes 4 to 8 weeks from application to completion, depending on the lender, the valuation, and how quickly your documents are provided. A further advance from your existing lender can sometimes be quicker, while a second charge mortgage or a case with adverse credit may take longer.

It's possible in principle, but far fewer lenders offer this on buy-to-let mortgages than on residential ones, and the rules around using released equity can be stricter. Some lenders restrict what released funds can be used for on a buy-to-let remortgage. Speak to an advisor who specialises in buy-to-let lending to understand your options.

Most lenders want you to retain at least 10-15% equity in your property after consolidating, meaning a maximum loan-to-value of around 85-90%. The exact amount will depend on the lender, your credit profile, and how much you need to release. Speak to an advisor to work out how much equity you have and what that means for your options.

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This article was written by:

Lawrence Howlett
Lawrence Howlett

Founder of Money Saving Advisors

Lawrence Howlett brings a results-driven mindset to his writing, shaped by over a decade of experience across finance, legal, and energy sectors. As the founder of Moneysavingadvisors, he’s built a reputation for turning complex financial concepts into clear, actionable insights for consumers. His writing stands out for its clarity, structure, and focus on delivering value.

Article last updated 19 July 2026

Reviewed by Nick McDonald on 19 July 2026